dlls/rpcrt4/rpc_server.c

   1 /*
   2  * RPC server API
   3  *
   4  * Copyright 2001 Ove Kåven, TransGaming Technologies
   5  * Copyright 2004 Filip Navara
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  *
  21  * TODO:
  22  *  - a whole lot
  23  */
  24
  25 #include "config.h"
  26 #include "wine/port.h"
  27
  28 #include <stdarg.h>
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <assert.h>
  32
  33 #include "windef.h"
  34 #include "winbase.h"
  35 #include "winerror.h"
  36 #include "winreg.h"
  37
  38 #include "rpc.h"
  39 #include "rpcndr.h"
  40 #include "excpt.h"
  41
  42 #include "wine/debug.h"
  43 #include "wine/exception.h"
  44
  45 #include "rpc_server.h"
  46 #include "rpc_misc.h"
  47 #include "rpc_message.h"
  48 #include "rpc_defs.h"
  49
  50 WINE_DEFAULT_DEBUG_CHANNEL(rpc);
  51
  52 typedef struct _RpcPacket
  53 {
  54   struct _RpcConnection* conn;
  55   RpcPktHdr* hdr;
  56   RPC_MESSAGE* msg;
  57 } RpcPacket;
  58
  59 typedef struct _RpcObjTypeMap
  60 {
  61   /* FIXME: a hash table would be better. */
  62   struct _RpcObjTypeMap *next;
  63   UUID Object;
  64   UUID Type;
  65 } RpcObjTypeMap;
  66
  67 static RpcObjTypeMap *RpcObjTypeMaps;
  68
  69 /* list of type RpcServerProtseq */
  70 static struct list protseqs = LIST_INIT(protseqs);
  71 static struct list server_interfaces = LIST_INIT(server_interfaces);
  72
  73 static CRITICAL_SECTION server_cs;
  74 static CRITICAL_SECTION_DEBUG server_cs_debug =
  75 {
  76     0, 0, &server_cs,
  77     { &server_cs_debug.ProcessLocksList, &server_cs_debug.ProcessLocksList },
  78       0, 0, { (DWORD_PTR)(__FILE__ ": server_cs") }
  79 };
  80 static CRITICAL_SECTION server_cs = { &server_cs_debug, -1, 0, 0, 0, 0 };
  81
  82 static CRITICAL_SECTION listen_cs;
  83 static CRITICAL_SECTION_DEBUG listen_cs_debug =
  84 {
  85     0, 0, &listen_cs,
  86     { &listen_cs_debug.ProcessLocksList, &listen_cs_debug.ProcessLocksList },
  87       0, 0, { (DWORD_PTR)(__FILE__ ": listen_cs") }
  88 };
  89 static CRITICAL_SECTION listen_cs = { &listen_cs_debug, -1, 0, 0, 0, 0 };
  90
  91 /* whether the server is currently listening */
  92 static BOOL std_listen;
  93 /* number of manual listeners (calls to RpcServerListen) */
  94 static LONG manual_listen_count;
  95 /* total listeners including auto listeners */
  96 static LONG listen_count;
  97
  98 static UUID uuid_nil;
  99
 100 inline static RpcObjTypeMap *LookupObjTypeMap(UUID *ObjUuid)
 101 {
 102   RpcObjTypeMap *rslt = RpcObjTypeMaps;
 103   RPC_STATUS dummy;
 104
 105   while (rslt) {
 106     if (! UuidCompare(ObjUuid, &rslt->Object, &dummy)) break;
 107     rslt = rslt->next;
 108   }
 109
 110   return rslt;
 111 }
 112
 113 inline static UUID *LookupObjType(UUID *ObjUuid)
 114 {
 115   RpcObjTypeMap *map = LookupObjTypeMap(ObjUuid);
 116   if (map)
 117     return &map->Type;
 118   else
 119     return &uuid_nil;
 120 }
 121
 122 static RpcServerInterface* RPCRT4_find_interface(UUID* object,
 123                                                  RPC_SYNTAX_IDENTIFIER* if_id,
 124                                                  BOOL check_object)
 125 {
 126   UUID* MgrType = NULL;
 127   RpcServerInterface* cif;
 128   RPC_STATUS status;
 129
 130   if (check_object)
 131     MgrType = LookupObjType(object);
 132   EnterCriticalSection(&server_cs);
 133   LIST_FOR_EACH_ENTRY(cif, &server_interfaces, RpcServerInterface, entry) {
 134     if (!memcmp(if_id, &cif->If->InterfaceId, sizeof(RPC_SYNTAX_IDENTIFIER)) &&
 135         (check_object == FALSE || UuidEqual(MgrType, &cif->MgrTypeUuid, &status)) &&
 136         std_listen) {
 137       InterlockedIncrement(&cif->CurrentCalls);
 138       break;
 139     }
 140   }
 141   LeaveCriticalSection(&server_cs);
 142   if (&cif->entry == &server_interfaces) cif = NULL;
 143   TRACE("returning %p for %s\n", cif, debugstr_guid(object));
 144   return cif;
 145 }
 146
 147 static void RPCRT4_release_server_interface(RpcServerInterface *sif)
 148 {
 149   if (!InterlockedDecrement(&sif->CurrentCalls) &&
 150       sif->CallsCompletedEvent) {
 151     /* sif must have been removed from server_interfaces before
 152      * CallsCompletedEvent is set */
 153     SetEvent(sif->CallsCompletedEvent);
 154     HeapFree(GetProcessHeap(), 0, sif);
 155   }
 156 }
 157
 158 static WINE_EXCEPTION_FILTER(rpc_filter)
 159 {
 160   WARN("exception caught with code 0x%08x = %d\n", GetExceptionCode(), GetExceptionCode());
 161   TRACE("returning failure packet\n");
 162   /* catch every exception */
 163   return EXCEPTION_EXECUTE_HANDLER;
 164 }
 165
 166 static void RPCRT4_process_packet(RpcConnection* conn, RpcPktHdr* hdr, RPC_MESSAGE* msg)
 167 {
 168   RpcServerInterface* sif;
 169   RPC_DISPATCH_FUNCTION func;
 170   UUID *object_uuid;
 171   RpcPktHdr *response;
 172   void *buf = msg->Buffer;
 173   RPC_STATUS status;
 174
 175   switch (hdr->common.ptype) {
 176     case PKT_BIND:
 177       TRACE("got bind packet\n");
 178
 179       /* FIXME: do more checks! */
 180       if (hdr->bind.max_tsize < RPC_MIN_PACKET_SIZE ||
 181           !UuidIsNil(&conn->ActiveInterface.SyntaxGUID, &status)) {
 182         TRACE("packet size less than min size, or active interface syntax guid non-null\n");
 183         sif = NULL;
 184       } else {
 185         sif = RPCRT4_find_interface(NULL, &hdr->bind.abstract, FALSE);
 186       }
 187       if (sif == NULL) {
 188         TRACE("rejecting bind request on connection %p\n", conn);
 189         /* Report failure to client. */
 190         response = RPCRT4_BuildBindNackHeader(NDR_LOCAL_DATA_REPRESENTATION,
 191                                               RPC_VER_MAJOR, RPC_VER_MINOR);
 192       } else {
 193         TRACE("accepting bind request on connection %p for %s\n", conn,
 194               debugstr_guid(&hdr->bind.abstract.SyntaxGUID));
 195
 196         /* accept. */
 197         response = RPCRT4_BuildBindAckHeader(NDR_LOCAL_DATA_REPRESENTATION,
 198                                              RPC_MAX_PACKET_SIZE,
 199                                              RPC_MAX_PACKET_SIZE,
 200                                              conn->Endpoint,
 201                                              RESULT_ACCEPT, NO_REASON,
 202                                              &sif->If->TransferSyntax);
 203
 204         /* save the interface for later use */
 205         conn->ActiveInterface = hdr->bind.abstract;
 206         conn->MaxTransmissionSize = hdr->bind.max_tsize;
 207
 208         RPCRT4_release_server_interface(sif);
 209       }
 210
 211       status = RPCRT4_Send(conn, response, NULL, 0);
 212       RPCRT4_FreeHeader(response);
 213       if (status != RPC_S_OK)
 214         goto fail;
 215
 216       break;
 217
 218     case PKT_REQUEST:
 219       TRACE("got request packet\n");
 220
 221       /* fail if the connection isn't bound with an interface */
 222       if (UuidIsNil(&conn->ActiveInterface.SyntaxGUID, &status)) {
 223         response = RPCRT4_BuildFaultHeader(NDR_LOCAL_DATA_REPRESENTATION,
 224                                            status);
 225
 226         RPCRT4_Send(conn, response, NULL, 0);
 227         RPCRT4_FreeHeader(response);
 228         break;
 229       }
 230
 231       if (hdr->common.flags & RPC_FLG_OBJECT_UUID) {
 232         object_uuid = (UUID*)(&hdr->request + 1);
 233       } else {
 234         object_uuid = NULL;
 235       }
 236
 237       sif = RPCRT4_find_interface(object_uuid, &conn->ActiveInterface, TRUE);
 238       if (!sif) {
 239         /* FIXME: send fault packet? */
 240         break;
 241       }
 242       msg->RpcInterfaceInformation = sif->If;
 243       /* copy the endpoint vector from sif to msg so that midl-generated code will use it */
 244       msg->ManagerEpv = sif->MgrEpv;
 245       if (object_uuid != NULL) {
 246         RPCRT4_SetBindingObject(msg->Handle, object_uuid);
 247       }
 248
 249       /* find dispatch function */
 250       msg->ProcNum = hdr->request.opnum;
 251       if (sif->Flags & RPC_IF_OLE) {
 252         /* native ole32 always gives us a dispatch table with a single entry
 253          * (I assume that's a wrapper for IRpcStubBuffer::Invoke) */
 254         func = *sif->If->DispatchTable->DispatchTable;
 255       } else {
 256         if (msg->ProcNum >= sif->If->DispatchTable->DispatchTableCount) {
 257           ERR("invalid procnum\n");
 258           func = NULL;
 259         }
 260         func = sif->If->DispatchTable->DispatchTable[msg->ProcNum];
 261       }
 262
 263       /* put in the drep. FIXME: is this more universally applicable?
 264          perhaps we should move this outward... */
 265       msg->DataRepresentation =
 266         MAKELONG( MAKEWORD(hdr->common.drep[0], hdr->common.drep[1]),
 267                   MAKEWORD(hdr->common.drep[2], hdr->common.drep[3]));
 268
 269       /* dispatch */
 270       __TRY {
 271         if (func) func(msg);
 272       } __EXCEPT(rpc_filter) {
 273         if (msg->Buffer != buf) I_RpcFreeBuffer(msg);
 274         /* this will cause a failure packet to be sent in I_RpcSend */
 275         msg->RpcFlags |= WINE_RPCFLAG_EXCEPTION;
 276         msg->BufferLength = sizeof(DWORD);
 277         I_RpcGetBuffer(msg);
 278         *(DWORD*)msg->Buffer = GetExceptionCode();
 279       } __ENDTRY
 280
 281       /* send response packet */
 282       I_RpcSend(msg);
 283
 284       msg->RpcInterfaceInformation = NULL;
 285       RPCRT4_release_server_interface(sif);
 286
 287       break;
 288
 289     default:
 290       FIXME("unhandled packet type\n");
 291       break;
 292   }
 293
 294 fail:
 295   /* clean up */
 296   if (msg->Buffer == buf) msg->Buffer = NULL;
 297   TRACE("freeing Buffer=%p\n", buf);
 298   HeapFree(GetProcessHeap(), 0, buf);
 299   RPCRT4_DestroyBinding(msg->Handle);
 300   msg->Handle = 0;
 301   I_RpcFreeBuffer(msg);
 302   msg->Buffer = NULL;
 303   RPCRT4_FreeHeader(hdr);
 304   HeapFree(GetProcessHeap(), 0, msg);
 305 }
 306
 307 static DWORD CALLBACK RPCRT4_worker_thread(LPVOID the_arg)
 308 {
 309   RpcPacket *pkt = the_arg;
 310   RPCRT4_process_packet(pkt->conn, pkt->hdr, pkt->msg);
 311   HeapFree(GetProcessHeap(), 0, pkt);
 312   return 0;
 313 }
 314
 315 static DWORD CALLBACK RPCRT4_io_thread(LPVOID the_arg)
 316 {
 317   RpcConnection* conn = (RpcConnection*)the_arg;
 318   RpcPktHdr *hdr;
 319   RpcBinding *pbind;
 320   RPC_MESSAGE *msg;
 321   RPC_STATUS status;
 322   RpcPacket *packet;
 323
 324   TRACE("(%p)\n", conn);
 325
 326   for (;;) {
 327     msg = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RPC_MESSAGE));
 328
 329     /* create temporary binding for dispatch, it will be freed in
 330      * RPCRT4_process_packet */
 331     RPCRT4_MakeBinding(&pbind, conn);
 332     msg->Handle = (RPC_BINDING_HANDLE)pbind;
 333
 334     status = RPCRT4_Receive(conn, &hdr, msg);
 335     if (status != RPC_S_OK) {
 336       WARN("receive failed with error %lx\n", status);
 337       HeapFree(GetProcessHeap(), 0, msg);
 338       break;
 339     }
 340
 341 #if 0
 342     RPCRT4_process_packet(conn, hdr, msg);
 343 #else
 344     packet = HeapAlloc(GetProcessHeap(), 0, sizeof(RpcPacket));
 345     packet->conn = conn;
 346     packet->hdr = hdr;
 347     packet->msg = msg;
 348     QueueUserWorkItem(RPCRT4_worker_thread, packet, WT_EXECUTELONGFUNCTION);
 349 #endif
 350     msg = NULL;
 351   }
 352   RPCRT4_DestroyConnection(conn);
 353   return 0;
 354 }
 355
 356 void RPCRT4_new_client(RpcConnection* conn)
 357 {
 358   HANDLE thread = CreateThread(NULL, 0, RPCRT4_io_thread, conn, 0, NULL);
 359   if (!thread) {
 360     DWORD err = GetLastError();
 361     ERR("failed to create thread, error=%08x\n", err);
 362     RPCRT4_DestroyConnection(conn);
 363   }
 364   /* we could set conn->thread, but then we'd have to make the io_thread wait
 365    * for that, otherwise the thread might finish, destroy the connection, and
 366    * free the memory we'd write to before we did, causing crashes and stuff -
 367    * so let's implement that later, when we really need conn->thread */
 368
 369   CloseHandle( thread );
 370 }
 371
 372 static DWORD CALLBACK RPCRT4_server_thread(LPVOID the_arg)
 373 {
 374   int res;
 375   unsigned int count;
 376   void *objs = NULL;
 377   RpcServerProtseq* cps = the_arg;
 378   RpcConnection* conn;
 379   BOOL set_ready_event = FALSE;
 380
 381   TRACE("(the_arg == ^%p)\n", the_arg);
 382
 383   for (;;) {
 384     objs = cps->ops->get_wait_array(cps, objs, &count);
 385
 386     if (set_ready_event)
 387     {
 388         /* signal to function that changed state that we are now sync'ed */
 389         SetEvent(cps->server_ready_event);
 390         set_ready_event = FALSE;
 391     }
 392
 393     /* start waiting */
 394     res = cps->ops->wait_for_new_connection(cps, count, objs);
 395     if (res == -1)
 396       break;
 397     else if (res == 0)
 398     {
 399       if (!std_listen)
 400       {
 401         SetEvent(cps->server_ready_event);
 402         break;
 403       }
 404       set_ready_event = TRUE;
 405     }
 406   }
 407   cps->ops->free_wait_array(cps, objs);
 408   EnterCriticalSection(&cps->cs);
 409   /* close connections */
 410   conn = cps->conn;
 411   while (conn) {
 412     RPCRT4_CloseConnection(conn);
 413     conn = conn->Next;
 414   }
 415   LeaveCriticalSection(&cps->cs);
 416   return 0;
 417 }
 418
 419 /* tells the server thread that the state has changed and waits for it to
 420  * make the changes */
 421 static void RPCRT4_sync_with_server_thread(RpcServerProtseq *ps)
 422 {
 423   /* make sure we are the only thread sync'ing the server state, otherwise
 424    * there is a race with the server thread setting an older state and setting
 425    * the server_ready_event when the new state hasn't yet been applied */
 426   WaitForSingleObject(ps->mgr_mutex, INFINITE);
 427
 428   ps->ops->signal_state_changed(ps);
 429
 430   /* wait for server thread to make the requested changes before returning */
 431   WaitForSingleObject(ps->server_ready_event, INFINITE);
 432
 433   ReleaseMutex(ps->mgr_mutex);
 434 }
 435
 436 static RPC_STATUS RPCRT4_start_listen_protseq(RpcServerProtseq *ps, BOOL auto_listen)
 437 {
 438   RPC_STATUS status = RPC_S_OK;
 439   HANDLE server_thread;
 440
 441   EnterCriticalSection(&listen_cs);
 442   if (ps->is_listening) goto done;
 443
 444   if (!ps->mgr_mutex) ps->mgr_mutex = CreateMutexW(NULL, FALSE, NULL);
 445   if (!ps->server_ready_event) ps->server_ready_event = CreateEventW(NULL, FALSE, FALSE, NULL);
 446   server_thread = CreateThread(NULL, 0, RPCRT4_server_thread, ps, 0, NULL);
 447   if (!server_thread)
 448   {
 449     status = RPC_S_OUT_OF_RESOURCES;
 450     goto done;
 451   }
 452   ps->is_listening = TRUE;
 453   CloseHandle(server_thread);
 454
 455 done:
 456   LeaveCriticalSection(&listen_cs);
 457   return status;
 458 }
 459
 460 static RPC_STATUS RPCRT4_start_listen(BOOL auto_listen)
 461 {
 462   RPC_STATUS status = RPC_S_ALREADY_LISTENING;
 463   RpcServerProtseq *cps;
 464
 465   TRACE("\n");
 466
 467   EnterCriticalSection(&listen_cs);
 468   if (auto_listen || (manual_listen_count++ == 0))
 469   {
 470     status = RPC_S_OK;
 471     if (++listen_count == 1)
 472       std_listen = TRUE;
 473   }
 474   LeaveCriticalSection(&listen_cs);
 475
 476   if (std_listen)
 477   {
 478     EnterCriticalSection(&server_cs);
 479     LIST_FOR_EACH_ENTRY(cps, &protseqs, RpcServerProtseq, entry)
 480     {
 481       status = RPCRT4_start_listen_protseq(cps, TRUE);
 482       if (status != RPC_S_OK)
 483         break;
 484
 485       /* make sure server is actually listening on the interface before
 486        * returning */
 487       RPCRT4_sync_with_server_thread(cps);
 488     }
 489     LeaveCriticalSection(&server_cs);
 490   }
 491
 492   return status;
 493 }
 494
 495 static void RPCRT4_stop_listen(BOOL auto_listen)
 496 {
 497   EnterCriticalSection(&listen_cs);
 498   if (auto_listen || (--manual_listen_count == 0))
 499   {
 500     if (listen_count != 0 && --listen_count == 0) {
 501       RpcServerProtseq *cps;
 502
 503       std_listen = FALSE;
 504       LeaveCriticalSection(&listen_cs);
 505
 506       LIST_FOR_EACH_ENTRY(cps, &protseqs, RpcServerProtseq, entry)
 507         RPCRT4_sync_with_server_thread(cps);
 508
 509       return;
 510     }
 511     assert(listen_count >= 0);
 512   }
 513   LeaveCriticalSection(&listen_cs);
 514 }
 515
 516 static RPC_STATUS RPCRT4_use_protseq(RpcServerProtseq* ps, LPSTR endpoint)
 517 {
 518   RPC_STATUS status;
 519
 520   status = ps->ops->open_endpoint(ps, endpoint);
 521   if (status != RPC_S_OK)
 522     return status;
 523
 524   if (std_listen)
 525   {
 526     status = RPCRT4_start_listen_protseq(ps, FALSE);
 527     if (status == RPC_S_OK)
 528       RPCRT4_sync_with_server_thread(ps);
 529   }
 530
 531   return status;
 532 }
 533
 534 /***********************************************************************
 535  *             RpcServerInqBindings (RPCRT4.@)
 536  */
 537 RPC_STATUS WINAPI RpcServerInqBindings( RPC_BINDING_VECTOR** BindingVector )
 538 {
 539   RPC_STATUS status;
 540   DWORD count;
 541   RpcServerProtseq* ps;
 542   RpcConnection* conn;
 543
 544   if (BindingVector)
 545     TRACE("(*BindingVector == ^%p)\n", *BindingVector);
 546   else
 547     ERR("(BindingVector == NULL!!?)\n");
 548
 549   EnterCriticalSection(&server_cs);
 550   /* count connections */
 551   count = 0;
 552   LIST_FOR_EACH_ENTRY(ps, &protseqs, RpcServerProtseq, entry) {
 553     EnterCriticalSection(&ps->cs);
 554     conn = ps->conn;
 555     while (conn) {
 556       count++;
 557       conn = conn->Next;
 558     }
 559     LeaveCriticalSection(&ps->cs);
 560   }
 561   if (count) {
 562     /* export bindings */
 563     *BindingVector = HeapAlloc(GetProcessHeap(), 0,
 564                               sizeof(RPC_BINDING_VECTOR) +
 565                               sizeof(RPC_BINDING_HANDLE)*(count-1));
 566     (*BindingVector)->Count = count;
 567     count = 0;
 568     LIST_FOR_EACH_ENTRY(ps, &protseqs, RpcServerProtseq, entry) {
 569       EnterCriticalSection(&ps->cs);
 570       conn = ps->conn;
 571       while (conn) {
 572        RPCRT4_MakeBinding((RpcBinding**)&(*BindingVector)->BindingH[count],
 573                           conn);
 574        count++;
 575        conn = conn->Next;
 576       }
 577       LeaveCriticalSection(&ps->cs);
 578     }
 579     status = RPC_S_OK;
 580   } else {
 581     *BindingVector = NULL;
 582     status = RPC_S_NO_BINDINGS;
 583   }
 584   LeaveCriticalSection(&server_cs);
 585   return status;
 586 }
 587
 588 /***********************************************************************
 589  *             RpcServerUseProtseqEpA (RPCRT4.@)
 590  */
 591 RPC_STATUS WINAPI RpcServerUseProtseqEpA( RPC_CSTR Protseq, UINT MaxCalls, RPC_CSTR Endpoint, LPVOID SecurityDescriptor )
 592 {
 593   RPC_POLICY policy;
 594
 595   TRACE( "(%s,%u,%s,%p)\n", Protseq, MaxCalls, Endpoint, SecurityDescriptor );
 596
 597   /* This should provide the default behaviour */
 598   policy.Length        = sizeof( policy );
 599   policy.EndpointFlags = 0;
 600   policy.NICFlags      = 0;
 601
 602   return RpcServerUseProtseqEpExA( Protseq, MaxCalls, Endpoint, SecurityDescriptor, &policy );
 603 }
 604
 605 /***********************************************************************
 606  *             RpcServerUseProtseqEpW (RPCRT4.@)
 607  */
 608 RPC_STATUS WINAPI RpcServerUseProtseqEpW( RPC_WSTR Protseq, UINT MaxCalls, RPC_WSTR Endpoint, LPVOID SecurityDescriptor )
 609 {
 610   RPC_POLICY policy;
 611
 612   TRACE( "(%s,%u,%s,%p)\n", debugstr_w( Protseq ), MaxCalls, debugstr_w( Endpoint ), SecurityDescriptor );
 613
 614   /* This should provide the default behaviour */
 615   policy.Length        = sizeof( policy );
 616   policy.EndpointFlags = 0;
 617   policy.NICFlags      = 0;
 618
 619   return RpcServerUseProtseqEpExW( Protseq, MaxCalls, Endpoint, SecurityDescriptor, &policy );
 620 }
 621
 622 /***********************************************************************
 623  *             alloc_serverprotoseq (internal)
 624  *
 625  * Must be called with server_cs held.
 626  */
 627 static RPC_STATUS alloc_serverprotoseq(UINT MaxCalls, char *Protseq, RpcServerProtseq **ps)
 628 {
 629   const struct protseq_ops *ops = rpcrt4_get_protseq_ops(Protseq);
 630
 631   if (!ops)
 632   {
 633     FIXME("protseq %s not supported\n", debugstr_a(Protseq));
 634     return RPC_S_PROTSEQ_NOT_SUPPORTED;
 635   }
 636
 637   *ps = ops->alloc();
 638   if (!*ps)
 639     return RPC_S_OUT_OF_RESOURCES;
 640   (*ps)->MaxCalls = MaxCalls;
 641   (*ps)->Protseq = Protseq;
 642   (*ps)->ops = ops;
 643   (*ps)->MaxCalls = 0;
 644   (*ps)->conn = NULL;
 645   InitializeCriticalSection(&(*ps)->cs);
 646   (*ps)->is_listening = FALSE;
 647   (*ps)->mgr_mutex = NULL;
 648   (*ps)->server_ready_event = NULL;
 649
 650   list_add_head(&protseqs, &(*ps)->entry);
 651
 652   TRACE("new protseq %p created for %s\n", *ps, Protseq);
 653
 654   return RPC_S_OK;
 655 }
 656
 657 /* Finds a given protseq or creates a new one if one doesn't already exist */
 658 static RPC_STATUS RPCRT4_get_or_create_serverprotseq(UINT MaxCalls, char *Protseq, RpcServerProtseq **ps)
 659 {
 660     RPC_STATUS status;
 661     RpcServerProtseq *cps;
 662
 663     EnterCriticalSection(&server_cs);
 664
 665     LIST_FOR_EACH_ENTRY(cps, &protseqs, RpcServerProtseq, entry)
 666         if (!strcmp(cps->Protseq, Protseq))
 667         {
 668             TRACE("found existing protseq object for %s\n", Protseq);
 669             *ps = cps;
 670             LeaveCriticalSection(&server_cs);
 671             return S_OK;
 672         }
 673
 674     status = alloc_serverprotoseq(MaxCalls, Protseq, ps);
 675
 676     LeaveCriticalSection(&server_cs);
 677
 678     return status;
 679 }
 680
 681 /***********************************************************************
 682  *             RpcServerUseProtseqEpExA (RPCRT4.@)
 683  */
 684 RPC_STATUS WINAPI RpcServerUseProtseqEpExA( RPC_CSTR Protseq, UINT MaxCalls, RPC_CSTR Endpoint, LPVOID SecurityDescriptor,
 685                                             PRPC_POLICY lpPolicy )
 686 {
 687   char *szps = (char*)Protseq, *szep = (char*)Endpoint;
 688   RpcServerProtseq* ps;
 689   RPC_STATUS status;
 690
 691   TRACE("(%s,%u,%s,%p,{%u,%lu,%lu})\n", debugstr_a(szps), MaxCalls,
 692        debugstr_a(szep), SecurityDescriptor,
 693        lpPolicy->Length, lpPolicy->EndpointFlags, lpPolicy->NICFlags );
 694
 695   status = RPCRT4_get_or_create_serverprotseq(MaxCalls, RPCRT4_strdupA(szps), &ps);
 696   if (status != RPC_S_OK)
 697     return status;
 698
 699   return RPCRT4_use_protseq(ps, szep);
 700 }
 701
 702 /***********************************************************************
 703  *             RpcServerUseProtseqEpExW (RPCRT4.@)
 704  */
 705 RPC_STATUS WINAPI RpcServerUseProtseqEpExW( RPC_WSTR Protseq, UINT MaxCalls, RPC_WSTR Endpoint, LPVOID SecurityDescriptor,
 706                                             PRPC_POLICY lpPolicy )
 707 {
 708   RpcServerProtseq* ps;
 709   RPC_STATUS status;
 710   LPSTR EndpointA;
 711
 712   TRACE("(%s,%u,%s,%p,{%u,%lu,%lu})\n", debugstr_w( Protseq ), MaxCalls,
 713        debugstr_w( Endpoint ), SecurityDescriptor,
 714        lpPolicy->Length, lpPolicy->EndpointFlags, lpPolicy->NICFlags );
 715
 716   status = RPCRT4_get_or_create_serverprotseq(MaxCalls, RPCRT4_strdupWtoA(Protseq), &ps);
 717   if (status != RPC_S_OK)
 718     return status;
 719
 720   EndpointA = RPCRT4_strdupWtoA(Endpoint);
 721   status = RPCRT4_use_protseq(ps, EndpointA);
 722   RPCRT4_strfree(EndpointA);
 723   return status;
 724 }
 725
 726 /***********************************************************************
 727  *             RpcServerUseProtseqA (RPCRT4.@)
 728  */
 729 RPC_STATUS WINAPI RpcServerUseProtseqA(RPC_CSTR Protseq, unsigned int MaxCalls, void *SecurityDescriptor)
 730 {
 731   TRACE("(Protseq == %s, MaxCalls == %d, SecurityDescriptor == ^%p)\n", debugstr_a((char*)Protseq), MaxCalls, SecurityDescriptor);
 732   return RpcServerUseProtseqEpA(Protseq, MaxCalls, NULL, SecurityDescriptor);
 733 }
 734
 735 /***********************************************************************
 736  *             RpcServerUseProtseqW (RPCRT4.@)
 737  */
 738 RPC_STATUS WINAPI RpcServerUseProtseqW(RPC_WSTR Protseq, unsigned int MaxCalls, void *SecurityDescriptor)
 739 {
 740   TRACE("Protseq == %s, MaxCalls == %d, SecurityDescriptor == ^%p)\n", debugstr_w(Protseq), MaxCalls, SecurityDescriptor);
 741   return RpcServerUseProtseqEpW(Protseq, MaxCalls, NULL, SecurityDescriptor);
 742 }
 743
 744 /***********************************************************************
 745  *             RpcServerRegisterIf (RPCRT4.@)
 746  */
 747 RPC_STATUS WINAPI RpcServerRegisterIf( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, RPC_MGR_EPV* MgrEpv )
 748 {
 749   TRACE("(%p,%s,%p)\n", IfSpec, debugstr_guid(MgrTypeUuid), MgrEpv);
 750   return RpcServerRegisterIf2( IfSpec, MgrTypeUuid, MgrEpv, 0, RPC_C_LISTEN_MAX_CALLS_DEFAULT, (UINT)-1, NULL );
 751 }
 752
 753 /***********************************************************************
 754  *             RpcServerRegisterIfEx (RPCRT4.@)
 755  */
 756 RPC_STATUS WINAPI RpcServerRegisterIfEx( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, RPC_MGR_EPV* MgrEpv,
 757                        UINT Flags, UINT MaxCalls, RPC_IF_CALLBACK_FN* IfCallbackFn )
 758 {
 759   TRACE("(%p,%s,%p,%u,%u,%p)\n", IfSpec, debugstr_guid(MgrTypeUuid), MgrEpv, Flags, MaxCalls, IfCallbackFn);
 760   return RpcServerRegisterIf2( IfSpec, MgrTypeUuid, MgrEpv, Flags, MaxCalls, (UINT)-1, IfCallbackFn );
 761 }
 762
 763 /***********************************************************************
 764  *             RpcServerRegisterIf2 (RPCRT4.@)
 765  */
 766 RPC_STATUS WINAPI RpcServerRegisterIf2( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, RPC_MGR_EPV* MgrEpv,
 767                       UINT Flags, UINT MaxCalls, UINT MaxRpcSize, RPC_IF_CALLBACK_FN* IfCallbackFn )
 768 {
 769   PRPC_SERVER_INTERFACE If = (PRPC_SERVER_INTERFACE)IfSpec;
 770   RpcServerInterface* sif;
 771   unsigned int i;
 772
 773   TRACE("(%p,%s,%p,%u,%u,%u,%p)\n", IfSpec, debugstr_guid(MgrTypeUuid), MgrEpv, Flags, MaxCalls,
 774          MaxRpcSize, IfCallbackFn);
 775   TRACE(" interface id: %s %d.%d\n", debugstr_guid(&If->InterfaceId.SyntaxGUID),
 776                                      If->InterfaceId.SyntaxVersion.MajorVersion,
 777                                      If->InterfaceId.SyntaxVersion.MinorVersion);
 778   TRACE(" transfer syntax: %s %d.%d\n", debugstr_guid(&If->TransferSyntax.SyntaxGUID),
 779                                         If->TransferSyntax.SyntaxVersion.MajorVersion,
 780                                         If->TransferSyntax.SyntaxVersion.MinorVersion);
 781   TRACE(" dispatch table: %p\n", If->DispatchTable);
 782   if (If->DispatchTable) {
 783     TRACE("  dispatch table count: %d\n", If->DispatchTable->DispatchTableCount);
 784     for (i=0; i<If->DispatchTable->DispatchTableCount; i++) {
 785       TRACE("   entry %d: %p\n", i, If->DispatchTable->DispatchTable[i]);
 786     }
 787     TRACE("  reserved: %ld\n", If->DispatchTable->Reserved);
 788   }
 789   TRACE(" protseq endpoint count: %d\n", If->RpcProtseqEndpointCount);
 790   TRACE(" default manager epv: %p\n", If->DefaultManagerEpv);
 791   TRACE(" interpreter info: %p\n", If->InterpreterInfo);
 792
 793   sif = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcServerInterface));
 794   sif->If           = If;
 795   if (MgrTypeUuid) {
 796     memcpy(&sif->MgrTypeUuid, MgrTypeUuid, sizeof(UUID));
 797     sif->MgrEpv       = MgrEpv;
 798   } else {
 799     memset(&sif->MgrTypeUuid, 0, sizeof(UUID));
 800     sif->MgrEpv       = If->DefaultManagerEpv;
 801   }
 802   sif->Flags        = Flags;
 803   sif->MaxCalls     = MaxCalls;
 804   sif->MaxRpcSize   = MaxRpcSize;
 805   sif->IfCallbackFn = IfCallbackFn;
 806
 807   EnterCriticalSection(&server_cs);
 808   list_add_head(&server_interfaces, &sif->entry);
 809   LeaveCriticalSection(&server_cs);
 810
 811   if (sif->Flags & RPC_IF_AUTOLISTEN)
 812       RPCRT4_start_listen(TRUE);
 813
 814   return RPC_S_OK;
 815 }
 816
 817 /***********************************************************************
 818  *             RpcServerUnregisterIf (RPCRT4.@)
 819  */
 820 RPC_STATUS WINAPI RpcServerUnregisterIf( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, UINT WaitForCallsToComplete )
 821 {
 822   PRPC_SERVER_INTERFACE If = (PRPC_SERVER_INTERFACE)IfSpec;
 823   HANDLE event = NULL;
 824   BOOL found = FALSE;
 825   BOOL completed = TRUE;
 826   RpcServerInterface *cif;
 827   RPC_STATUS status;
 828
 829   TRACE("(IfSpec == (RPC_IF_HANDLE)^%p (%s), MgrTypeUuid == %s, WaitForCallsToComplete == %u)\n",
 830     IfSpec, debugstr_guid(&If->InterfaceId.SyntaxGUID), debugstr_guid(MgrTypeUuid), WaitForCallsToComplete);
 831
 832   EnterCriticalSection(&server_cs);
 833   LIST_FOR_EACH_ENTRY(cif, &server_interfaces, RpcServerInterface, entry) {
 834     if ((!IfSpec || !memcmp(&If->InterfaceId, &cif->If->InterfaceId, sizeof(RPC_SYNTAX_IDENTIFIER))) &&
 835         UuidEqual(MgrTypeUuid, &cif->MgrTypeUuid, &status)) {
 836       list_remove(&cif->entry);
 837       if (cif->CurrentCalls) {
 838         completed = FALSE;
 839         if (WaitForCallsToComplete)
 840           cif->CallsCompletedEvent = event = CreateEventW(NULL, FALSE, FALSE, NULL);
 841       }
 842       found = TRUE;
 843       break;
 844     }
 845   }
 846   LeaveCriticalSection(&server_cs);
 847
 848   if (!found) {
 849     ERR("not found for object %s\n", debugstr_guid(MgrTypeUuid));
 850     return RPC_S_UNKNOWN_IF;
 851   }
 852
 853   if (completed)
 854     HeapFree(GetProcessHeap(), 0, cif);
 855   else if (event) {
 856     /* sif will be freed when the last call is completed, so be careful not to
 857      * touch that memory here as that could happen before we get here */
 858     WaitForSingleObject(event, INFINITE);
 859     CloseHandle(event);
 860   }
 861
 862   return RPC_S_OK;
 863 }
 864
 865 /***********************************************************************
 866  *             RpcServerUnregisterIfEx (RPCRT4.@)
 867  */
 868 RPC_STATUS WINAPI RpcServerUnregisterIfEx( RPC_IF_HANDLE IfSpec, UUID* MgrTypeUuid, int RundownContextHandles )
 869 {
 870   FIXME("(IfSpec == (RPC_IF_HANDLE)^%p, MgrTypeUuid == %s, RundownContextHandles == %d): stub\n",
 871     IfSpec, debugstr_guid(MgrTypeUuid), RundownContextHandles);
 872
 873   return RPC_S_OK;
 874 }
 875
 876 /***********************************************************************
 877  *             RpcObjectSetType (RPCRT4.@)
 878  *
 879  * PARAMS
 880  *   ObjUuid  [I] "Object" UUID
 881  *   TypeUuid [I] "Type" UUID
 882  *
 883  * RETURNS
 884  *   RPC_S_OK                 The call succeeded
 885  *   RPC_S_INVALID_OBJECT     The provided object (nil) is not valid
 886  *   RPC_S_ALREADY_REGISTERED The provided object is already registered
 887  *
 888  * Maps "Object" UUIDs to "Type" UUID's.  Passing the nil UUID as the type
 889  * resets the mapping for the specified object UUID to nil (the default).
 890  * The nil object is always associated with the nil type and cannot be
 891  * reassigned.  Servers can support multiple implementations on the same
 892  * interface by registering different end-point vectors for the different
 893  * types.  There's no need to call this if a server only supports the nil
 894  * type, as is typical.
 895  */
 896 RPC_STATUS WINAPI RpcObjectSetType( UUID* ObjUuid, UUID* TypeUuid )
 897 {
 898   RpcObjTypeMap *map = RpcObjTypeMaps, *prev = NULL;
 899   RPC_STATUS dummy;
 900
 901   TRACE("(ObjUUID == %s, TypeUuid == %s).\n", debugstr_guid(ObjUuid), debugstr_guid(TypeUuid));
 902   if ((! ObjUuid) || UuidIsNil(ObjUuid, &dummy)) {
 903     /* nil uuid cannot be remapped */
 904     return RPC_S_INVALID_OBJECT;
 905   }
 906
 907   /* find the mapping for this object if there is one ... */
 908   while (map) {
 909     if (! UuidCompare(ObjUuid, &map->Object, &dummy)) break;
 910     prev = map;
 911     map = map->next;
 912   }
 913   if ((! TypeUuid) || UuidIsNil(TypeUuid, &dummy)) {
 914     /* ... and drop it from the list */
 915     if (map) {
 916       if (prev)
 917         prev->next = map->next;
 918       else
 919         RpcObjTypeMaps = map->next;
 920       HeapFree(GetProcessHeap(), 0, map);
 921     }
 922   } else {
 923     /* ... , fail if we found it ... */
 924     if (map)
 925       return RPC_S_ALREADY_REGISTERED;
 926     /* ... otherwise create a new one and add it in. */
 927     map = HeapAlloc(GetProcessHeap(), 0, sizeof(RpcObjTypeMap));
 928     memcpy(&map->Object, ObjUuid, sizeof(UUID));
 929     memcpy(&map->Type, TypeUuid, sizeof(UUID));
 930     map->next = NULL;
 931     if (prev)
 932       prev->next = map; /* prev is the last map in the linklist */
 933     else
 934       RpcObjTypeMaps = map;
 935   }
 936
 937   return RPC_S_OK;
 938 }
 939
 940 /***********************************************************************
 941  *             RpcServerRegisterAuthInfoA (RPCRT4.@)
 942  */
 943 RPC_STATUS WINAPI RpcServerRegisterAuthInfoA( RPC_CSTR ServerPrincName, unsigned long AuthnSvc, RPC_AUTH_KEY_RETRIEVAL_FN GetKeyFn,
 944                             LPVOID Arg )
 945 {
 946   FIXME( "(%s,%lu,%p,%p): stub\n", ServerPrincName, AuthnSvc, GetKeyFn, Arg );
 947
 948   return RPC_S_UNKNOWN_AUTHN_SERVICE; /* We don't know any authentication services */
 949 }
 950
 951 /***********************************************************************
 952  *             RpcServerRegisterAuthInfoW (RPCRT4.@)
 953  */
 954 RPC_STATUS WINAPI RpcServerRegisterAuthInfoW( RPC_WSTR ServerPrincName, unsigned long AuthnSvc, RPC_AUTH_KEY_RETRIEVAL_FN GetKeyFn,
 955                             LPVOID Arg )
 956 {
 957   FIXME( "(%s,%lu,%p,%p): stub\n", debugstr_w( ServerPrincName ), AuthnSvc, GetKeyFn, Arg );
 958
 959   return RPC_S_UNKNOWN_AUTHN_SERVICE; /* We don't know any authentication services */
 960 }
 961
 962 /***********************************************************************
 963  *             RpcServerListen (RPCRT4.@)
 964  */
 965 RPC_STATUS WINAPI RpcServerListen( UINT MinimumCallThreads, UINT MaxCalls, UINT DontWait )
 966 {
 967   RPC_STATUS status = RPC_S_OK;
 968
 969   TRACE("(%u,%u,%u)\n", MinimumCallThreads, MaxCalls, DontWait);
 970
 971   if (list_empty(&protseqs))
 972     return RPC_S_NO_PROTSEQS_REGISTERED;
 973
 974   status = RPCRT4_start_listen(FALSE);
 975
 976   if (DontWait || (status != RPC_S_OK)) return status;
 977
 978   return RpcMgmtWaitServerListen();
 979 }
 980
 981 /***********************************************************************
 982  *             RpcMgmtServerWaitListen (RPCRT4.@)
 983  */
 984 RPC_STATUS WINAPI RpcMgmtWaitServerListen( void )
 985 {
 986   TRACE("()\n");
 987
 988   EnterCriticalSection(&listen_cs);
 989
 990   if (!std_listen) {
 991     LeaveCriticalSection(&listen_cs);
 992     return RPC_S_NOT_LISTENING;
 993   }
 994
 995   LeaveCriticalSection(&listen_cs);
 996
 997   FIXME("not waiting for server calls to finish\n");
 998
 999   return RPC_S_OK;
1000 }
1001
1002 /***********************************************************************
1003  *             RpcMgmtStopServerListening (RPCRT4.@)
1004  */
1005 RPC_STATUS WINAPI RpcMgmtStopServerListening ( RPC_BINDING_HANDLE Binding )
1006 {
1007   TRACE("(Binding == (RPC_BINDING_HANDLE)^%p)\n", Binding);
1008
1009   if (Binding) {
1010     FIXME("client-side invocation not implemented.\n");
1011     return RPC_S_WRONG_KIND_OF_BINDING;
1012   }
1013
1014   RPCRT4_stop_listen(FALSE);
1015
1016   return RPC_S_OK;
1017 }
1018
1019 /***********************************************************************
1020  *             RpcMgmtEnableIdleCleanup (RPCRT4.@)
1021  */
1022 RPC_STATUS WINAPI RpcMgmtEnableIdleCleanup(void)
1023 {
1024     FIXME("(): stub\n");
1025     return RPC_S_OK;
1026 }
1027
1028 /***********************************************************************
1029  *             I_RpcServerStartListening (RPCRT4.@)
1030  */
1031 RPC_STATUS WINAPI I_RpcServerStartListening( HWND hWnd )
1032 {
1033   FIXME( "(%p): stub\n", hWnd );
1034
1035   return RPC_S_OK;
1036 }
1037
1038 /***********************************************************************
1039  *             I_RpcServerStopListening (RPCRT4.@)
1040  */
1041 RPC_STATUS WINAPI I_RpcServerStopListening( void )
1042 {
1043   FIXME( "(): stub\n" );
1044
1045   return RPC_S_OK;
1046 }
1047
1048 /***********************************************************************
1049  *             I_RpcWindowProc (RPCRT4.@)
1050  */
1051 UINT WINAPI I_RpcWindowProc( void *hWnd, UINT Message, UINT wParam, ULONG lParam )
1052 {
1053   FIXME( "(%p,%08x,%08x,%08x): stub\n", hWnd, Message, wParam, lParam );
1054
1055   return 0;
1056 }
1057
1058 /***********************************************************************
1059  *             RpcMgmtInqIfIds (RPCRT4.@)
1060  */
1061 RPC_STATUS WINAPI RpcMgmtInqIfIds(RPC_BINDING_HANDLE Binding, RPC_IF_ID_VECTOR **IfIdVector)
1062 {
1063   FIXME("(%p,%p): stub\n", Binding, IfIdVector);
1064   return RPC_S_INVALID_BINDING;
1065 }
1066
1067 /***********************************************************************
1068  *             RpcMgmtEpEltInqBegin (RPCRT4.@)
1069  */
1070 RPC_STATUS WINAPI RpcMgmtEpEltInqBegin(RPC_BINDING_HANDLE Binding, unsigned long InquiryType,
1071     RPC_IF_ID *IfId, unsigned long VersOption, UUID *ObjectUuid, RPC_EP_INQ_HANDLE* InquiryContext)
1072 {
1073   FIXME("(%p,%lu,%p,%lu,%p,%p): stub\n",
1074         Binding, InquiryType, IfId, VersOption, ObjectUuid, InquiryContext);
1075   return RPC_S_INVALID_BINDING;
1076 }
1077
1078 /***********************************************************************
1079  *             RpcMgmtIsServerListening (RPCRT4.@)
1080  */
1081 RPC_STATUS WINAPI RpcMgmtIsServerListening(RPC_BINDING_HANDLE Binding)
1082 {
1083   FIXME("(%p): stub\n", Binding);
1084   return RPC_S_INVALID_BINDING;
1085 }
1086
1087 /***********************************************************************
1088  *             RpcMgmtSetServerStackSize (RPCRT4.@)
1089  */
1090 RPC_STATUS WINAPI RpcMgmtSetServerStackSize(unsigned long ThreadStackSize)
1091 {
1092   FIXME("(0x%lx): stub\n", ThreadStackSize);
1093   return RPC_S_OK;
1094 }